对重
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The drying process of chrome liquor was studied. The structure and property of chrome complex reducing by alcohol were analysed and tokened by many present well-rounded separation and analysis methods such as IR, UV-Vis Spectrum, IEC and pH potentiometry. Application tests of chrome tanning agents were conducted and tanning methods of tanning at high pH were studied. A systematic study was conducted on high alkalinity chrome tanning agents application in leather making process and possibility of clean chrome tanning was discussed.
本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应,对反应过程进行了认真的剖析;对铬鞣液的干燥过程进行了研究;用红外光谱法、紫外及可见分光光度法、离子色谱法以及pH电位滴定法等多种比较成熟的现代分离分析方法相结合,对醇还原铬配合物的结构与性能进行了分析与表征;对铬鞣剂的鞣革性能进行了应用实验,研究了醇铬鞣剂在高pH值下的鞣制方法,并就高碱度铬鞣剂在制革过程中的应用进行了系统研究,探讨了用其实施清洁化铬鞣的可能性。
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The drying process of chrome liquor was studied. The structure andproperty of chrome complex reducing by alcohol were analysed and tokened by manypresent well-rounded separation and analysis methods such as IR, UV-Vis Spectrum,IEC and pH potentiometry. Application tests of chrome tanning agents wereconducted and tanning methods of tanning at high pH were studied. A systematic studywas conducted on high alkalinity chrome tanning agents application in leather makingprocess and possibility of clean chrome tanning was discussed.
本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应,对反应过程进行了认真的剖析;对铬鞣液的干燥过程进行了研究;用红外光谱法、紫外及可见分光光度法、离子色谱法以及pH电位滴定法等多种比较成熟的现代分离分析方法相结合,对醇还原铬配合物的结构与性能进行了分析与表征;对铬鞣剂的鞣革性能进行了应用实验,研究了醇铬鞣剂在高pH值下的鞣制方法,并就高碱度铬鞣剂在制革过程中的应用进行了系统研究,探讨了用其实施清洁化铬鞣的可能性。
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Personality is perhaps essential to many artists; however to ADO, it is less important in a team work practice. They prefer collaboration to individualism. A response to surroundings is more crucial than a domination of the entire environment. Having a complementary view to space, ADO considers art as transformations without damaging existing elements or characteristics of a particular place.
个人色彩对许多艺术家来说非常重要,然而,对於ADO他们,创作并非单求强调个人,他们重视群体合作和配合,不喜欢以纯粹感性作为创作手段;个人色彩固然是每件艺术品的灵魂,以公共艺术而言,更重要是创作人对环境的回应,如何以不破坏原有结构的原则下,对空间再创造,因此,他们对整体性的追求,不祗限於群体合作,亦显示於其艺术个体与整体环境的互补融合,这点表明了他们从「补足」的意念来看公共艺术。
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This specific preparation methods including: parathion of the initial reaction in acid and zinc metal in the common under redox reaction, a product of the reduction of parathion - parathion, with the sodium nitrite in the cold under diazotization reaction, and bovine serum protein tyrosine on the o-hydroxy combination of the adult immune original and immune rabbit polyclonal antibody preparation.
本发明制备方法具体包括:以对硫磷为反应初始物,在酸和金属锌的共同参与下进行氧化还原反应,得对硫磷还原产物对氨基对硫磷,再与亚硝酸钠在低温下进行重氮化反应后,与牛血清蛋白酪氨酸上羟基的邻位结合,制备成人工免疫原,并免疫新西兰大白兔制备多克隆抗体。
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With the investigation of the domestic and foreign literature systematically, the bases on the domestic and foreign present research and the comprehensive utilizations of the various knowledge of fluid mechanics in porous medium, reservoir engineering, mathematical physics, perforation completion, numerical simulation and so on, this article takes numerical simulation of gas reservoir of water solubility as the research aim which has completed following research works and obtained the corresponding research results: it analyzes the nature of the Water-soluble gas and formation water as well as the influent factors of the solubility through the study of massive materials; It establishes mathematical models three-dimension, the dual medium, the gas-water phase through the way of finite difference in the migration of water-soluble gas, which describes the entire process of release, migration and production in formation, where it considered the problems of variable bubble point; According to the numerical models of gas reservoir of water solubility it provides solution procedure that based on black oil model; It discovers that there will obtain the good effects in the lowly speed of development through simulation; the reinjection of formation water may largely enhance the produce degree of water-soluble gas when we consider reinjection in simulator; It considered the influence of perforated completion on development so as to increase the simulator"s versatility, It discovers that the simulator may reflect the conditions of development when we exanimate he simulator"s reliability with the empirical datum.
本文以水溶性气藏数值模拟研究为研究目标,在系统调研国内外文献、深入分析国内外研究现状的基础上,综合利用渗流力学、油气藏工程、数学物理方法、射孔完井以及数值模拟理论等多方面的知识,完成了以下研究工作并取得相应的研究成果;①通过对大量的资料调研,分析了水溶气、地层水性质、储层地质性质以及影响气体在水中溶解度的因素。②考虑到由于高压产生的大量水力裂缝,采用有限差分方法建立水溶气运移的三维、双重介质、气-水两相全隐式数学模型,该模型描述了水溶气在地层中的释放、运移和采出的整个过程。③在原有黑油模型的基础上,根据水溶性气藏数值模型编制了该数值模型的求解程序,该程序可以求解单重、双重介质两种情况。④通过模拟不同开采速度对水溶气开发效果的影响,发现开采速度较慢的时候可以取得较好的开采效果。⑤在模拟器中考虑了注水对水溶性气藏开发的影响,地层水回注可以大幅度提高水溶气的采出程度。⑥为增加模拟器的通用性,在模拟器中考虑了射孔完井方式对开采的影响。⑦检验模拟器计算的可靠性,发现在使用实验数据对水溶性气藏进行模拟时,模拟器可以很好的反映气藏开发的状态。
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Aimed at the characteristic of multiple types of faults possibly happened in nuclear power plant, large scale of training sample, and requirement of quick and accurate diagnosing, after the analysis of large sample number generated by large fault type exceeds limitation of 64K paragraph in DOS and large number of local minmum in error surface, measurements of same format of data file, Win95/NT operating system platform, resetting weight learning rate, dynamic training set in quick learning algorithm and improvement on quick learning algorithm using homotopy method which can avoid local minmum points in error surface have been adopted to ensure quickly and effective process of the course of neural network's training and testing.
针对核动力装置可能发生的故障种类多,训练样本规模大,故障诊断需要快速准确的特点等,分析了样本多和故障种类多产生的训练样本量超出DOS段大小和网络误差曲面上局部极小值多的情况,采取了使用相同格式数据文件、Win95/NT操作系统平台,对快速学习算法采用重置神经网络权值学习率和动态训练集、并采用能够有效克服网络误差曲面上局部极小点的同伦方法对学习算法进行改进等措施保证神经网络训练测试过程的快速、有效地进行;针对装置发生的故障须快速、准确诊断的需要,分析了故障的产生对装置参数变化的影响及操纵员对故障诊断的基础,在核动力装置发生故障时参数曲线的变化量与正常运行时参数曲线的变化量存在明显差异的基础上,提出采用参数曲线的变化量作为神经网络的输入,并围绕参数变化量的方法采用二次曲线拟合滤波求变化量和阈值技术来保证神经网络得到精确的装置参数变化量,从而得到准确的诊断结果。
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The Seven Star Garden and The Elephant Hill of four star tourist areas in Guilin were chosen to conduct a questionnaire survey. What we want to explore and validate through this study is as follows:⑴How many individual and tourist area factors will influence tourists perception of crowding in tourist areas ?⑵Whether and how perception of crowding will influence the tourist emotions ?⑶Whether perception of crowding has influence on tourist area experience factors ?⑷Whether perception of crowding has influence on evaluations of tourist satisfaction, revisit desire and recommendation desire ? It is found with questionnaire-settled and data statistic analysis that:①"relaxing spirit"and"enjoying beauty"of tourist motivation factors, crowding tolerance and crowding anticipation have remarkable effect on perception of crowding;②"Tourists on the tour road","tourist behavior"and"tourist area space"have remarkable effect on perception of crowding;③The pleasure emotion and arousal emotion of tourists have remarkable effect on perception of crowding;④The perception of crowding has remarkable effect on the sight, entironment, service and establishment of the tourist area in tourist area experience.
本论文通过在桂林市的国家4A级旅游景区七星公园和象山公园的问卷调查和数据收集,主要研究以下内容:⑴影响拥挤感知度的个人因素和景区因素⑵拥挤感知度对旅游情绪的影响⑶拥挤感知度对景区体验因素的影响⑷拥挤感知度对游客满意度、重游意愿和推荐意愿的影响通过问卷整理、数据统计分析发现:①游客的个人因素中的旅游动机因子"放松精神"和"欣赏美景"、拥挤容忍度、拥挤预期对拥挤感知度有着显著影响;②景区因素中的"游道人"、"游客行为"和"景区空间"对拥挤感知度有显著的影响;③游客的愉悦情绪和激励情绪对拥挤感知度有显著影响;④景区体验中,拥挤感知度对景区景观、景区环境、景区服务和景区设施有显著影响。
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The result of this Structural Equation Model shows money attitude and risk tolerance scale, using saving as an independent variable showed that there was no significant influence among them; using debt as the independent variable, the power/Prestige factor has significant influence. In other words, people who tend to see money as the solution to problems are more likely to borrow. In addition, Power/Prestige factor (people who tend to see money as the solution of problems), Retention/Time factor (people tend to perceive that they budget their money.) and high risk tolerance factor has significant influence on investing.
实证结果显示,金钱态度与风险容忍度对储蓄与否均无显著影响,金钱态度中的权力/名望对借贷者行为有影响:倾向将金钱视为解决所有问题的方法的人较易有借贷行为;此外,金钱态度中的权力/名望、保留/时间二项因素以及风险容忍度对投资行为有显著影响:越将金钱视为解决问题的方法以及金钱时间观念重的人,也就是意识到将来老年生活或是未来金钱来源者,以及对於风险容忍度高的人倾向从事投资。
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With the analysis of the small gas distributed energy-supplying system, the criteria and method to conduct the optimized configuration and evaluation of energy supplying system are studied. And the influence of the factors such as the load calculation for the system design, the selection of the unit groups, and the establishment of the energy-storing facilities etc. on optimized configuration and operation of small gas distributed energy-supplying system is discussed emphatically. The completer benefit evaluation system is formed for the small gas distributed energy-supplying system. The corresponding evaluation software is developed.
通过对采用天然气的小型分布式供能系统的分析,研究了对该供能系统进行优化配置和评估的原则与方法;著重讨论了系统设计负荷的计算、机组的选择、蓄能装置的设置等因素对小型天然气分布式供能系统优化配置与运行的影响,并形成了一套相对完整的、对小型天然气分布式供能系统进行效益评估的体系,进而设计出了相应的评估软件。
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In China leading by the No.1 Motor Corporation and the Dongfeng Motor Corporation , Jiefang and Dongfeng brand cars possess the absolutely control role. The market ratio of China Heavy Motor Corporation and Beiqi Futian Motor Corporation is also increasing rapidly. Kreisler , Volvo and Renault Corporation all come into China. Modern and GE Corporation are also eying covetously.
国内重卡市场以一汽和东风为龙头,&解放&牌卡车与&东风&牌卡车占据着卡车市场的绝对统治地位;中国重汽和北汽福田市场份额的增长也非常迅猛;此外,戴姆勒-克莱斯勒、沃尔沃和雷诺已全部进军中国市场,韩国现代和通用也对中国卡车市场虎视眈眈。
- 推荐网络例句
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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).
呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。
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The cost of moving grain food products was unchanged from May, but year over year are up 8%.
粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。
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However, to get a true quote, you will need to provide detailed personal and financial information.
然而,要让一个真正的引用,你需要提供详细的个人和财务信息。